Scanner



FIG. 1 is a perspective view of a scanner;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom view thereof.

Broken lines and unshaded portions contained within broken line are not claimed. A left-side view of the ornamental design for a scanner is not shown, as it is a mirror-image of the right-side view shown in FIG. 4. 

CLAIM The ornamental design for a scanner, as shown and described. 